Patent application number | Description | Published |
20100239909 | CATHODE MIX CONTAINING HAVING IMPROVED EFFICIENCY AND ENERGY DENSITY OF ELECTRODE - Provided is a cathode mix for lithium secondary batteries, comprising a cathode active material having a composition represented by the following Formula I: LiFe(P | 09-23-2010 |
20100261060 | LITHIUM IRON PHOSPHATE HAVING OLIVINE STRUCTURE AND METHOD FOR ANALYZING THE SAME - Provided is an olivine-type lithium iron phosphate having a composition represented by Formula I, comprising 0.1 to 5% by weight of Li | 10-14-2010 |
20110079751 | THERMOELECTRIC CONVERSION MATERIAL AND PRODUCING METHOD THEREOF, AND THERMOELECTRIC CONVERSION ELEMENT USING THE SAME - Thermoelectric conversion materials, expressed by the following formula: Bi | 04-07-2011 |
20110287315 | CATHODE ACTIVE MATERIAL PROVIDING IMPROVED EFFICIENCY AND ENERGY DENSITY OF ELECTRODE - Provided is a cathode active material having a composition represented by the following Formula I: LiFe(P | 11-24-2011 |
20110304004 | THERMOELECTRIC ELEMENT MODULE AND MANUFACTURING METHOD - A thermoelectric element module has P-type thermoelectric materials and N-type thermoelectric materials alternately joined between a pair of substrates. The thermoelectric materials include a thermoelectric mixture powder in which a thermoelectric material powder and a low-melting metal powder are mixed at a predetermined ratio. The thermoelectric mixture powder is thermally treated at a temperature lower than a melt point of the thermoelectric material, the thermoelectric mixture powder is formed as the low-melting metal is melted, and at the same time both ends of the thermoelectric materials are joined to the pair of substrates. A method for manufacturing such a thermoelectric material is also provided. | 12-15-2011 |
20120326100 | THERMOELECTRIC CONVERSION MATERIAL AND PRODUCING METHOD THEREOF; AND THERMOELECTRIC CONVERSION ELEMENT USING THE SAME - Thermoelectric conversion materials, expressed by the following formula: Bi | 12-27-2012 |
20130001481 | Compound Semiconductors and Their Application - Disclosed are new compound semiconductors which may be used for solar cells or as thermoelectric materials, and their application. The compound semiconductor may be represented by a chemical formula: In | 01-03-2013 |
20130009106 | COMPOUND SEMICONDUCTORS AND THEIR APPLICATION - Disclosed are new compound semiconductors which may be used for solar cells or as thermoelectric materials, and their application. The compound semiconductor may be represented by a chemical formula: In | 01-10-2013 |
20130009107 | NEW COMPOUND SEMICONDUCTORS AND THEIR APPLICATION - Disclosed are new compound semiconductors which may be used for solar cells or as thermoelectric materials, and their application. The compound semiconductor may be represented by a chemical formula: In | 01-10-2013 |
20130009108 | NEW COMPOUND SEMICONDUCTORS AND THEIR APPLICATION - Disclosed are new compound semiconductors which may be used for solar cells or as thermoelectric materials, and their application. The compound semiconductor may be represented by a chemical formula: In | 01-10-2013 |
20130009112 | COMPOUND SEMICONDUCTORS AND THEIR APPLICATION - Disclosed are new compound semiconductors which may be used for solar cells or as thermoelectric materials, and their application. The compound semiconductor may be represented by a chemical formula: In | 01-10-2013 |
20130009113 | COMPOUND SEMICONDUCTORS AND THEIR APPLICATION - Disclosed are new compound semiconductors which may be used for solar cells or as thermoelectric materials, and their application. The compound semiconductor may be represented by a chemical formula: In | 01-10-2013 |
20130009114 | COMPOUND SEMICONDUCTORS AND THEIR APPLICATION - Disclosed are new compound semiconductors which may be used for solar cells or as thermoelectric materials, and their application. The compound semiconductor may be represented by a chemical formula: In | 01-10-2013 |
20130009115 | COMPOUND SEMICONDUCTORS AND THEIR APPLICATION - Disclosed are new compound semiconductors which may be used for solar cells or as thermoelectric materials, and their application. The compound semiconductor may be represented by a chemical formula: In | 01-10-2013 |
20130009116 | COMPOUND SEMICONDUCTORS AND THEIR APPLICATION - Disclosed are new compound semiconductors which may be used for solar cells or as thermoelectric materials, and their application. The compound semiconductor may be represented by a chemical formula: In | 01-10-2013 |
20130009117 | NEW COMPOUND SEMICONDUCTORS AND THEIR APPLICATION - Disclosed are new compound semiconductors which may be used for solar cells or as thermoelectric materials, and their application. The compound semiconductor may be represented by a chemical formula: In | 01-10-2013 |
20130015412 | COMPOUND SEMICONDUCTORS AND THEIR APPLICATION - Disclosed are new compound semiconductors which may be used for solar cells or as thermoelectric materials, and their application. The compound semiconductor may be represented by a chemical formula: In | 01-17-2013 |
20130015413 | COMPOUND SEMICONDUCTORS AND THEIR APPLICATION - Disclosed are new compound semiconductors which may be used for solar cells or as thermoelectric materials, and their application. The compound semiconductor may be represented by a chemical formula: In | 01-17-2013 |
20130022866 | CARBON-COATED LITHIUM IRON PHOSPHATE OF OLIVINE CRYSTAL STRUCTURE AND LITHIUM SECONDARY BATTERY USING THE SAME - Disclosed is lithium iron phosphate having an olivine crystal structure, wherein the lithium iron phosphate has a composition represented by the following Formula 1 and carbon (C) is coated on the particle surface of the lithium iron phosphate containing a predetermined amount of sulfur (S). | 01-24-2013 |
20130029226 | LITHIUM IRON PHOSPHATE OF OLIVINE CRYSTAL STRUCTURE AND LITHIUM SECONDARY BATTERY USING THE SAME - Disclosed is lithium iron phosphate having an olivine crystal structure wherein carbon (C) is coated on particle surfaces of the lithium iron phosphate, wherein, when a powder of the lithium iron phosphate is dispersed in water, water is removed from the resulting dispersion and the resulting lithium iron phosphate residue is quantitatively analyzed, a ratio of the carbon-released lithium iron phosphate with respect to the total weight of the carbon-coated lithium iron phosphate is 0.005% by weight or less. Advantageously, the olivine-type lithium iron phosphate is not readily separated through uniform thin film coating on the surface of the lithium iron phosphate and exhibits superior conductivity and density, since carbon is coated on particle surfaces of lithium iron phosphate in a state in which the amount of carbon released in water is considerably small. | 01-31-2013 |
20130034776 | LITHIUM IRON PHOSPHATE CONTAINING SULFUR COMPOUND BASED UPON SULFIDE BOND AND LITHIUM SECONDARY BATTERY USING THE SAME - Disclosed is lithium iron phosphate having an olivine crystal structure, wherein the lithium iron phosphate has a composition represented by the following Formula 1, a sulfur compound with a sulfide bond is contained, as an impurity, in the lithium iron phosphate particles, and carbon (C) is coated on particle surfaces of the lithium iron phosphate: | 02-07-2013 |
20130040186 | CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY - Disclosed is a cathode active material for secondary batteries, comprising at least one compound selected from the following Formula 1: xLi | 02-14-2013 |
20130069019 | COMPOUND SEMICONDUCTORS AND THEIR APPLICATION - Disclosed are new compound semiconductors which may be used for solar cells or as thermoelectric materials, and their application. The compound semiconductor may be represented by a chemical formula: In | 03-21-2013 |
20130171518 | CATHODE ACTIVE MATERIAL FOR SECONDARY BATTERIES - Disclosed is a cathode active material represented by the following Formula 1, the cathode active material being in the form of a solid solution or a composite, and a secondary battery including the cathode active material. | 07-04-2013 |
20140000671 | THERMOELECTRIC CONVERSION MATERIAL AND ITS MANUFACTURING METHOD, AND THERMOELECTRIC CONVERSION DEVICE USING THE SAME | 01-02-2014 |
20140103253 | METHOD OF MANUFACTURING SILICON OXIDE - Provided is a method of manufacturing silicon oxide by which an amount of oxygen of the silicon oxide may be controlled. The method of manufacturing silicon oxide may include mixing silicon and silicon dioxide to be included in a reaction chamber, depressurizing a pressure of the reaction chamber to obtain a high degree of vacuum while increasing a temperature in the reaction chamber to a reaction temperature, and reacting the mixture of silicon and silicon dioxide in a reducing atmosphere. | 04-17-2014 |
20140106221 | SILICON OXIDE FOR ANODE ACTIVE MATERIAL OF SECONDARY BATTERY - Provided is silicon oxide for an anode active material of a secondary battery. More particularly, the present invention provides silicon oxide included in an anode active material of a secondary battery, wherein a ratio of a maximum height (h | 04-17-2014 |
20140106231 | SILICON OXIDE-CARBON COMPOSITE AND METHOD OF MANUFACTURING THE SAME - Provided are a silicon oxide-carbon composite and a method of manufacturing the same. More particularly, the present invention provides a method of manufacturing a silicon oxide-carbon composite including mixing silicon and silicon dioxide to be included in a reaction chamber, depressurizing a pressure of the reaction chamber to obtain a high degree of vacuum while increasing a temperature in the reaction chamber to a reaction temperature, reacting the mixture of silicon and silicon dioxide in a reducing atmosphere, and coating a surface of silicon oxide manufactured by the reaction with carbon, and a silicon oxide-carbon composite manufactured thereby. | 04-17-2014 |
20140190544 | THERMOELECTRIC CONVERSION MATERIAL AND PRODUCING METHOD THEREOF, AND THERMOELECTRIC CONVERSION ELEMENT USING THE SAME - Compound semiconductors, expressed by the following formula: Bi | 07-10-2014 |
20140220445 | CARBON-COATED LITHIUM IRON PHOSPHATE OF OLIVINE CRYSTAL STRUCTURE AND LITHIUM SECONDARY BATTERY USING THE SAME - Disclosed is lithium iron phosphate having an olivine crystal structure, wherein the lithium iron phosphate has a composition represented by the following Formula 1 and carbon (C) is coated on the particle surface of the lithium iron phosphate containing a predetermined amount of sulfur (S). | 08-07-2014 |
20140248538 | SILICON OXIDE AND METHOD OF PREPARING THE SAME - The present invention relates to a method of preparing silicon oxide, in which the amounts of silicon and oxygen are appropriately controlled by decreasing the amount of the oxygen from silicon oxide containing a relatively large amount of oxygen, silicon oxide prepared by the method, and a secondary battery including the same. According to the method of preparing silicon oxide, silicon oxide (first silicon oxide) including a relatively large amount of oxygen is heat treated in a reducing atmosphere to decrease the amount of the oxygen in the silicon oxide (first silicon oxide) and to prepare silicon oxide (second silicon oxide) including silicon and oxygen in an appropriate amount (Si:SiO | 09-04-2014 |
20140322611 | ANODE ACTIVE MATERIAL HAVING HIGH CAPACITY FOR LITHIUM SECONDARY BATTERY, PREPARATION THEREOF AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME - The anode active material of the present invention comprises an amorphous SiO | 10-30-2014 |
20150053899 | NEW THERMOELECTRIC CONVERSION MATERIAL AND PRODUCING METHOD THEREOF, AND THERMOELECTRIC CONVERSION ELEMENT USING THE SAME - Thermoelectric conversion materials, expressed by the following formula: Bi | 02-26-2015 |